The Insert,screw Thread, cataloged under National Stock Number 5325-00-490-1670, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Pics Screw Machine, Inc. Dba Pics Screw Machine Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-490-1670 |
| Primary Part Number | NCN4S-3-2-3 |
| Item Name | Insert,screw Thread |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Pics Screw Machine, Inc. Dba Pics Screw Machine Inc |
| Status | ACTIVE |
| Width Across Flats | 0.187 INCHES NOMINAL IN |
| Length | 0.156 INCHES NOMINAL IN |
| Flange Thickness | 0.013 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN |
| Insert Size | 0.159 IN. NOM IN |
| Style Designator | FLANGE |
| Material Document and Classification | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 303 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 916AS6632-5 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| NCN4S-3-2-3 PRIMARY | Pics Screw Machine, Inc. Dba Pics Screw Machine Inc (USA) |
| Reference | Meaning |
|---|---|
| 34N062EXR3 | 5/9 Secondary reference U.S. Government activity |
| 40-00421-004 | 7/2 Vendor item drawing reference Raytheon Company |
| 917AS6632-5 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5325-00-490-1670 is a Insert,screw Thread, manufactured by Pics Screw Machine, Inc. Dba Pics Screw Machine Inc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-490-1670 has 2 manufacturer part numbers on file: 916AS6632-5 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), NCN4S-3-2-3 (Pics Screw Machine, Inc. Dba Pics Screw Machine Inc).
Key specifications for NCN4S-3-2-3: Width Across Flats: 0.187 INCHES NOMINAL IN; Length: 0.156 INCHES NOMINAL IN; Flange Thickness: 0.013 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN; Insert Size: 0.159 IN. NOM IN. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.